'Preliminary notes on the geology of the Eastern parts of Central Spitsbergen: with especial reference to the problem of the Hecla Hook formation'. ('The geology of North-East land - Spitsbergen' /
Odell, Noel Ewart.
Sandford, Kenneth Stuart.
London, 
1925.
Pp. 3-9 of the abstracts of the Proceedings of the Geological Society of London, no. 1139, November 11th, 1925.